Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 463 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 300.00 or Already Subscribed?

Question number: 9

Question

Assume that the free energy of a magnetic system has an expansion in the order parameter M of the form , with . As the temperature is lowered below , the system undergoes a phase transition. The behaviour of the order parameter just below the transition, where is very small, is best described by – (December)